RZ Tau
| Simbad link | RZ Tau |
|---|---|
| Source publication | Yang, Yulan (2003) - RZ Tauri: An Unstable W Ursae Majoris Binary with a Magnetically Active Component |
| ADS link | 2003AJ....126.1960Y |
| Name in Source publication | RZ Tau |
| Orbital period in days (P [d]) | 0.415678 |
| Mass ratio (q) | 0.38 |
| Mass ratio determination | Spectroscopic |
| Type | A |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.415678 |
| Mass ratio (q) | 0.38 |
| Orbital inclination in degrees (i [o]) | 83.6 |
| Fillout (f) | 0.56 |
| Primary temperature in Kelvins (T1 [K]) | 7300 |
| Secondary temperature in Kelvins (T2 [K]) | 7200 |
| Primary polar radius in units of orbital separation (r1p) | 0.4633 |
| Secondary polar radius in units of orbital separation (r2p) | 0.3054 |
| Surface potential (Ω) | 2.4995 |
| Orbital separation in solar radii (a [R]) | 3.11 |
|---|---|
| Primary radius in solar units (R1 [R]) | 1.56 |
| Secondary radius in solar units (R2 [R]) | 1.04 |
| Primary mass in solar units (M1 [M]) | 1.7 |
| Secondary mass in solar units (M2 [M]) | 0.64 |
| Primary temperature in kelvins (T1 [K]) | 7300 |
| Secondary temperature in Kelvins (T2 [K]) | 7200 |
| Primary luminosity in solar units (L1 [L]) | 6.19 |
| Secondary luminosity in solar units (L2 [L]) | 2.6 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) | 2.77 |
| Orbital period in days (P [d]) | 0.415678 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | 0.008355 |
| Cyclic period variation in years (Pc [y]) | 60 |
| Designation | Gaia DR2 3410404320237268096 |
|---|---|
| RA | 69:09:24.498684 |
| DEC | 18:45:17.68464 |
| l | 179.2135255 |
| b | -18.7239974 |
| G magnitude | 10.251757 |
| G_bp magnitude | 10.617506 |
| G_rp magnitude | 9.715039 |
| Radial velocity [km/s] | |
| Parallax | 4.520334289 |
| Distance [pc] | 221.222577 |
| Temperature [K] | 5486 |
| Radius [R] | 1.9041363 |
| Luminosity [L] | 2.958789 |
| Simbad link | RZ Tau |
|---|---|
| J magnitude | 8.895 |
| H magnitude | 8.679 |
| K magnitude | 8.587 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 10.79 |
| Johnson_V magnitude | 10.19 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 10.2518 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |